What is another way that a patent protects an invention? Add the correct key detail to the chart.
Main Idea: A patent protects an invention. 1st Key Detail: A patent gives someone the right to make or sell a new invention. 2nd Key detail: ?
A. A patent keeps other people from testing the invention
B. A patent keeps other people from copying the invention
C. A patent keeps other people from buying the invention
D. A patent keeps other people from seeing a prototype of the invention